CN115039486A - 波束失败恢复的方法和装置 - Google Patents

波束失败恢复的方法和装置 Download PDF

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Publication number
CN115039486A
CN115039486A CN202080095095.3A CN202080095095A CN115039486A CN 115039486 A CN115039486 A CN 115039486A CN 202080095095 A CN202080095095 A CN 202080095095A CN 115039486 A CN115039486 A CN 115039486A
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terminal
mac
transmission beam
network device
response message
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CN202080095095.3A
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Inventor
管鹏
张希
樊波
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Publication of CN115039486A publication Critical patent/CN115039486A/zh
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria

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  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

本申请提供了一种波束恢复的方法和装置。若终端与网络设备之间通信的第一发送波束失败，且没有找到第二发送波束的情况下，则终端检测并接收网络设备发送的触发消息。该终端在接收到该触发消息之后，可以重新进行波束训练，即终端可以接收到来自网络设备发送的多个参考信号，这样终端可以根据该多个参考信号确定能够与终端进行通信的第二发送波束。也就是说，终端不需要通过重新接入网络设备就可以实现波束恢复，且相对于重新接入网络设备的波束恢复的时延较短，即本申请实施例可以有助于减少波束失败恢复的时延。

Description

PCT国内申请，说明书已公开。

Claims (29)

  1. PCT国内申请，权利要求书已公开。
CN202080095095.3A 2020-02-13 2020-02-13 波束失败恢复的方法和装置 Pending CN115039486A (zh)

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PCT/CN2020/075106 WO2021159398A1 (zh) 2020-02-13 2020-02-13 波束失败恢复的方法和装置

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CN115039486A true CN115039486A (zh) 2022-09-09

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WO (1) WO2021159398A1 (zh)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023197226A1 (zh) * 2022-04-13 2023-10-19 北京小米移动软件有限公司 波束选择方法和装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11368950B2 (en) * 2017-06-16 2022-06-21 Asustek Computer Inc. Method and apparatus for beam management in unlicensed spectrum in a wireless communication system
WO2019028736A1 (en) * 2017-08-10 2019-02-14 Mediatek Singapore Pte. Ltd. APPARATUS AND MECHANISM FOR TRANSMITTING A REQUEST FOR BEHAVIOR FAULT RECOVERY IN A NR SYSTEM OPERATING WITH MULTIPLE BEAMS
US10686573B2 (en) * 2017-09-11 2020-06-16 Lenovo (Singapore) Pte Ltd Reference signals for radio link monitoring

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